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Ivermectin/Pyrantel Pamoate Chewable 272Mcg/652Mg

Detailed information about Ivermectin/Pyrantel Pamoate Chewable 272Mcg/652Mg

Official label facts Owner quick guide first Marketing clearly labeled
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Reviewed / Updated / Sources

Reviewed: Not available

Updated: February 12, 2026, 10:44 PM UTC

Sources:

Pet Owner Quick Guide

Start here first for the simple next-step summary.

Used for:

Your vet decides this. Here's what owners typically ask/watch for.

What to watch for:

  • wobbly/unsteady walking (1 reports)
  • Tremors (1 reports)
  • Mydriasis (1 reports)

When to call the vet:

  • Repeated vomiting or diarrhea.
  • Severe lethargy (hard to wake, very low energy).
  • Collapse or fainting.
  • Trouble breathing.
  • Facial swelling or hives.
  • Blood in vomit or stool.

What to ask your vet today:

  • Is this medicine the right fit for my pet’s current symptoms?
  • Which warning signs mean I should call back right away?
  • How should I handle missed doses or refusal to take the medicine?
Safety & side effects

What to watch:

  • wobbly/unsteady walking
  • Tremors
  • Mydriasis

Most reported reactions:

  • Unsteady walking (ataxia) (1 reports)
  • Tremors (1 reports)
  • Mydriasis (1 reports)

When to call your vet:

  • Repeated vomiting or diarrhea.
  • Severe lethargy (hard to wake, very low energy).
  • Collapse or fainting.
  • Trouble breathing.
Talk to a Vet / Find a Vet Near You Start Symptom Intake

Data freshness: source data appears current.

Latest refresh: Mar 21, 2026, 10:01 a.m.

Data freshness
  • Medication catalog: Source Roxee | Refreshed Feb 12, 2026, 10:44 PM UTC
  • Animal Drug Product Listing Directory (NDC): Source FDA | Refreshed Mar 21, 2026, 10:01 AM UTC
    Package/product NDCs from FDA’s electronic listing directory (XLS).
  • openFDA reaction terms: Source FDA openFDA | Refreshed Mar 1, 2026, 11:03 AM UTC
  • openFDA case summaries: Source FDA openFDA | Refreshed Feb 9, 2026, 3:20 AM UTC
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Ivermectin/Pyrantel Pamoate Chewable 272Mcg/652Mg

Ivermectin/Pyrantel Pamoate Chewable 272Mcg/652Mg

Drug type: Generic ingredient • Generic profile • No FDA branded products linked

Species: Both

Manufacturer: Not available (source)

Quick Facts

Official label facts first, then secondary summaries. Marketing content is separated below.

Species: Both
Manufacturer: Not available

Adverse Reactions

Snapshot first, detailed rows second. This section summarizes signal data and is not a diagnosis.

Tap or hover a reaction to see what it means in plain language.

Tracked signals
12
Reported cases
5
Serious reports
0
Species represented
2
Grouped by Body System
Digestive (2) · Vomiting, Diarrhea Neurologic (4) · Unsteady walking (ataxia), Tremors, Seizure NOS Effectiveness (1) · Lack of efficacy (endoparasite) - heartworm Other (5) · Mydriasis, Accidental exposure, Other abnormal test result NOS
Most Reported Reactions
Reaction Body system Cases Species Serious cases
Neurologic 1 Cat 0
Neurologic 1 Cat 0
Other 1 Cat 0
Effectiveness 1 Dog 0
Other 1 Cat 0
Digestive 0 Dog 0
Neurologic 0 Dog 0
Other 0 Dog 0

Species coverage: Dog (8) Cat (4)

View detailed reaction table
Reaction Body system Species Seriousness Frequency Reports
Neurologic Cat Non-serious - 1
Neurologic Cat Non-serious - 1
Other Cat Non-serious - 1
Effectiveness Dog Non-serious - 1
Other Cat Non-serious - 1
Digestive Dog Unknown - -
Neurologic Dog Unknown - -
Other Dog Unknown - -
Neurologic Dog Unknown - -
Other Dog Unknown - -
Other Dog Unknown - -
Digestive Dog Unknown - -
Source metadata:
Veterinary reference (advanced)

Canonical medication sections are above. This legacy block remains available for deeper cross-reference without cluttering the primary workflow.

At a Glance

Quick facts and links to official labeling and safety signals.

Data freshness
  • Medication catalog: Source Roxee | Refreshed Feb 12, 2026, 10:44 PM UTC
  • Animal Drug Product Listing Directory (NDC): Source FDA | Refreshed Mar 21, 2026, 10:01 AM UTC
    Package/product NDCs from FDA’s electronic listing directory (XLS).
  • openFDA reaction terms: Source FDA openFDA | Refreshed Mar 1, 2026, 11:03 AM UTC
  • openFDA case summaries: Source FDA openFDA | Refreshed Feb 9, 2026, 3:20 AM UTC
Official (FDA)
Identity: Generic ingredient • No FDA branded products linked
No official FDA brand rows linked yet for this ingredient.
Case-reported brands (openFDA): MSK
Catalog species: Both
Safety (openFDA)
Top reactions: Dog 8 • Cat 4 • View
Case summaries: 6 (showing 6) • View
openFDA reports are unverified and do not prove causation.
Diagnosis Codes

Diagnosis-code mappings are not available for this medication yet.

Counseling and Monitoring Highlights

Global Pet owner/Vet mode is controlled in the header. This section avoids duplicate in-page persona tabs.

Top reaction signals
Unsteady walking (ataxia) (1) Tremors (1) Mydriasis (1) Lack of efficacy (endoparasite) - heartworm (1) Accidental exposure (1) Vomiting (0) Seizure NOS (0) Other abnormal test result NOS (0)

Data Sources & Change Log

Every non-trivial field is expected to include provenance and update timestamps.

Official 1 Clinical 0 Manufacturer 0 Marketing 0
Current Field Facts
  • side_effects: Top reported reactions (openFDA): Lack of efficacy (endoparasite) - heartworm, Vomiting, Diarrhoea, Lethargy (see also Central nervous system depression in 'Ne… (Official, 2026-02-12)
Recent Revisions
  • side_effects updated 2026-02-12 22:44 by etl_backfill • Backfilled from existing medication fields

Top Reported Reactions (openFDA)

De-duplicated reaction terms grouped by body system from FDA openFDA reports (not verified; does not prove causation).

Digestive
Vomiting • Dog Diarrhea • Dog

Showing top 5 for Digestive.

Neurologic
Unsteady walking (1) • Cat Tremors (1) • Cat Tiredness (lethargy) • Dog Seizure NOS • Dog

Showing top 5 for Neurologic.

Effectiveness
Lack of efficacy (endoparasite) - heartworm (1) • Dog

Showing top 5 for Effectiveness.

Other
Mydriasis (1) • Cat Accidental exposure (1) • Cat Other abnormal test result NOS • Dog INEFFECTIVE, HEARTWORM LARVAE • Dog Digestive tract disorder NOS • Dog

Showing top 5 for Other.

Data source: FDA openFDA Animal & Veterinary adverse event reports.

Adverse Event Case Summaries (openFDA)

These are individual FDA adverse event reports. They are unverified and do not prove the medication caused the reaction.

Dog, Retriever - Labrador, Male, 4 year, 28.123 kilogram • Drug: MSK, Topical, Dose: 1 tablet per animal • Reactions: Lack of efficacy (endoparasite) - heartworm • Outcome: Outcome Unknown

  • Report ID: USA-USFDACVM-2025-US-052689
  • Serious AE: No
  • Treated For AE: No
  • Sex: Male
  • Age: 4.00 Year
  • Weight: 28.123 Kilogram
  • Case-reported brand: MSK
  • Case-reported manufacturer: MSK
  • Route: Topical
  • Dose: 1 tablet per animal
Reactions Reported:
Lack of efficacy (endoparasite) - heartworm
Outcomes: Outcome Unknown

Dog, Shepherd Dog - German, Male, 4 year, 37.648 kilogram • Drug: MSK, Oral, Dose: 1 tablet per animal, Frequency: 1 per month • Reactions: Lack of efficacy (endoparasite) - heartworm • Outcome: Outcome Unknown

  • Report ID: USA-USFDACVM-2025-US-053996
  • Serious AE: No
  • Treated For AE: No
  • Sex: Male
  • Age: 4.00 Year
  • Weight: 37.648 Kilogram
  • Case-reported brand: MSK
  • Case-reported manufacturer: MSK
  • Route: Oral
  • Dose: 1 tablet per animal
  • Frequency: 1 per month
Reactions Reported:
Lack of efficacy (endoparasite) - heartworm
Outcomes: Outcome Unknown

Dog, Shepherd Dog - German, Male, 3 year, 40.007 kilogram • Drug: MSK, Oral, Dose: 1 tablet per animal, Frequency: 1 per month • Reactions: Lack of efficacy (endoparasite) - heartworm • Outcome: Outcome Unknown

  • Report ID: USA-USFDACVM-2025-US-051413
  • Serious AE: No
  • Treated For AE: Yes
  • Sex: Male
  • Age: 3.00 Year
  • Weight: 40.007 Kilogram
  • Case-reported brand: MSK
  • Case-reported manufacturer: MSK
  • Route: Oral
  • Dose: 1 tablet per animal
  • Frequency: 1 per month
Reactions Reported:
Lack of efficacy (endoparasite) - heartworm
Outcomes: Outcome Unknown

Dog, Rottweiler, Male, 6 year, 40.46 kilogram • Drug: MSK, Oral, Dose: 1 tablet per animal, Frequency: 1 per month • Reactions: Lack of efficacy (endoparasite) - heartworm • Outcome: Outcome Unknown

  • Report ID: USA-USFDACVM-2025-US-054140
  • Serious AE: No
  • Treated For AE: Yes
  • Sex: Male
  • Age: 6.00 Year
  • Weight: 40.460 Kilogram
  • Case-reported brand: MSK
  • Case-reported manufacturer: MSK
  • Route: Oral
  • Dose: 1 tablet per animal
  • Frequency: 1 per month
Reactions Reported:
Lack of efficacy (endoparasite) - heartworm
Outcomes: Outcome Unknown

Dog, Dog (other), Female, 4 year, 40.55 kilogram • Drug: MSK, Oral, Dose: 1 tablet per animal, Frequency: 1 per month • Reactions: Lack of efficacy (endoparasite) - heartworm • Outcome: Outcome Unknown

  • Report ID: USA-USFDACVM-2025-US-053007
  • Serious AE: No
  • Treated For AE: Yes
  • Sex: Female
  • Age: 4.00 Year
  • Weight: 40.550 Kilogram
  • Case-reported brand: MSK
  • Case-reported manufacturer: MSK
  • Route: Oral
  • Dose: 1 tablet per animal
  • Frequency: 1 per month
Reactions Reported:
Lack of efficacy (endoparasite) - heartworm
Outcomes: Outcome Unknown

Cat, Persian, Female, 3 year, 3.78 kilogram • Drug: MSK, Tablet, chewable, Oral, Dose: 1 dose per unknown • Reactions: Unsteady walking (ataxia), Tremors, Mydriasis, Accidental exposure • Outcome: Outcome Unknown

  • Report ID: CAN-USFDACVM-2016-CA-000446
  • Serious AE: No
  • Treated For AE: No
  • Sex: Female
  • Age: 3.00 Year
  • Weight: 3.780 Kilogram
  • Case-reported brand: MSK
  • Case-reported manufacturer: MSK
  • Route: Oral
  • Form: Tablet, chewable
  • Dose: 1 dose per unknown
Reactions Reported:
Unsteady walking (ataxia) Tremors Mydriasis Accidental exposure
Outcomes: Outcome Unknown

Data source: FDA openFDA Animal & Veterinary adverse event reports.

Overdose Information

No approved overdose-management text is linked yet. If overdose is suspected, contact a veterinarian or emergency clinic immediately.

Storage & Handling

No approved storage guidance is linked yet for this ingredient. Use manufacturer packaging and veterinary guidance for handling/storage.

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